Stir 2 tbsp each finely chopped peanuts and smooth peanut butter into each cup of waffle batter. Cook in waffle maker as per manufacturer’s instructions.
Stir 1/2 cup each chopped peanuts and flour with 1/4 cup room-temperature butter and 2 tbsp each smooth peanut butter and brown sugar until crumbly. Sprinkle over muffin batter before baking.
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